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Light earthquake 4.2 mag, 146 km SW of Nikolski, Alaska

Posted by admin on February 1, 2025 0 Comments

Earthquake location 52.0836S, -170.4937WA light earthquake with magnitude 4.2 (ml/mb) was detected on Saturday, 146 km SW of Nikolski, Alaska (91 miles). The epicenter of the earthquake was roughly 50.177 km (31 miles) below the earth’s surface. Global date and time of event UTC/GMT: 01/02/25 / 2025-02-01 07:01:36 / February 1, 2025 @ 7:01 am. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The temblor was reported at 07:01:36 / 7:01 am (local time epicenter). Exact location of earthquake, -170.4937° West, 52.0836° North, depth 50.177 km. Event ids that are associated to the earthquake: us7000pal6, ak0251h1dfl9. Id of event: us7000pal6.

There are an estimated 13,000 light earthquakes in the world each year. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. In the past 24 hours, there have been three, in the last 10 days five, in the past 30 days eleven and in the last 365 days one hundred and fifty-seven earthquakes of magnitude 3.0 or greater that has occurred nearby.

Did you feel the quake?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city and country. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 146 km SW of Nikolski, Alaska. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.2 mb The magnitude for the event.
Longitude -170.4937° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 52.0836° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 50.177 km Depth of the event in kilometers.
Place 146 km SW of Nikolski, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2025-02-01 07:01:36 Time when the event occurred. UTC/GMT
Updated 2025-02-01 15:08:05 Time when the event was most recently updated. UTC/GMT
Timezone offset Timezone offset from UTC in minutes at the event epicenter.
Felt The total number of felt reports
CDI The maximum reported intensity for the event.
MMI 1.193 The maximum estimated instrumental intensity for the event.
Alert Level The alert level from the PAGER earthquake impact scale. Green, Yellow, Orange or Red.
Review Status reviewed Indicates whether the event has been reviewed by a human.
Tsunami 0 This flag is set to "1" for large events in oceanic regions and "0" otherwise. The existence or value of this flag does not indicate if a tsunami actually did or will exist.
SIG 271 A number describing how significant the event is. Larger numbers indicate a more significant event.
Network us The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources ,us,ak, A comma-separated list of network contributors.
Number of Stations Used 94 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 1.339 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.95 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 178 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type mb The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID us7000pal6 Id of event.
Event Code 7000pal6 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us7000pal6,ak0251h1dfl9, A comma-separated list of event ids that are associated to an event.

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